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Cushion|Lab Grown|IGI

1.29ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG656478557

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG656478557

Diamond specifications and retailer prices

From HK$1,899 HKD
$242 USD
As of October 30, 2026
Save HK$7,890 HKD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$9,789 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG656478557 or 656478557. Listed at 11 retailers as of October 30, 2026, with prices from HK$1,899 to HK$9,789, a HK$7,890 spread on the same certified stone. Reve Diamonds lists it at HK$9,789. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656478557
Dimensions6.99 × 5.83 × 3.87 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm5.83 mm1.29 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656478557
Side View
Table 63.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$3,916 HKD|Low: HK$1,397 HKD|High: HK$9,983 HKD|Avg: HK$4,914 HKD|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 30, 2026
Retailer 10HK$1,899 HKD
Retailer 6HK$2,110 HKD
Retailer 9HK$2,809 HKD
Retailer 4HK$3,626 HKD
Retailer 8HK$3,868 HKD
Retailer 1HK$3,916 HKD
Retailer 7HK$4,033 HKD
Retailer 5HK$5,156 HKD
Retailer 2HK$7,199 HKD
Retailer 3HK$8,499 HKD
Reve DiamondsHK$9,789 HKD

36 data points across 11 retailers

11 retailersHK$1,899 HKD to HK$9,789 HKD

A
Cheapest Retailer
-
HK$1,899 HKD
$242 USD
Final sale: no returns
A
Retailer 2
-
HK$2,110 HKD
$269 USD
View
B+
Retailer 3
-
HK$2,809 HKD
$358 USD
View
A
Retailer 4
-
HK$3,626 HKD
ZAR 7,466 ZAR
View
A
Retailer 5
-
HK$3,868 HKD
$493 USD
View
A
Retailer 6
-
HK$3,916 HKD
£393 GBP
View
A
Retailer 7
-
HK$4,033 HKD
$514 USD
View
B+
Retailer 8
-
HK$5,156 HKD
A$1,011 AUD
View
B
Retailer 9
-
HK$7,199 HKD
$918 USD
View
B
Retailer 10
-
HK$8,499 HKD
£853 GBP
View
Most Expensive
B
Reve Diamonds
2091BB826 · Oct 30
HK$9,789 HKD
$1,248 USD
View
10 more retailers have this diamond
Prices start from HK$1,899 HKDSave up to HK$7,890 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.29ct Cushion
HK$1,899 HKD